Pupils of the Dao ethnic tribe return home from school along a hillside path at Suoi Thau village in Hoang Su Phi district of Vietnam's northern province of Ha Giang, located at the border with China, September 18, 2015. (Photo by Reuters/Kham)

Shaolin martial arts students perform Kung Fu suspended on wires in a rehearsal for a live-action night show in Zhengzhou, Henan province, China on April 28, 2018. (Photo by Reuters/China Stringer Network)

Attnedees dressed in Zombie outfits walk down the Gaslamp Quarter outside of the 2015 Comic-Con International in San Diego, California July 8, 2015. (Photo by Sandy Huffaker/Reuters)

Palestinian women wearing protective masks amid the COVID-19 pandemic pose in their traditional attire during an event to celebrate the Palestinian Traditional Dress Day and protest Israel's plan to annex parts of the occupied West Bank, in the village of Al-Jiftlik in the Jordan Valley region, on July 26, 2020. (Photo by Jaafar Ashtiyeh/AFP Photo)

Arcelia Aguilar, a resident of “Hogar Jardin De Los Abuelitos”, receives a hug from her niece Maria Aguilar through “El muro de los Abrazos” (The Wall of Hugs) which is a wall made from plastic sheets to protect against the coronavirus, in San Salvador, El Salvador on September 1, 2020. (Photo by Jose Cabezas/Reuters)

Social distancing signs are pictured as models wear protective face masks before the show of designer Andres Sarda during the Mercedes Benz Fashion Week amid the coronavirus disease (COVID-19) outbreak in Madrid, Spain, September 10, 2020. (Photo by Sergio Perez/Reuters)

An Iranian woman wearing a face mask walks on a street in Tehran, Iran, 19 October 2020. According to the Iranian Health ministry, Iran reported its highest daily COVID-19 death toll of 337 and 4,251 new infections in past 24 hours as it appears that Iran is in a third wave of COVID-19 outbreak. (Photo by Abedin Taherkenareh/EPA/EFE)

A Palestinian father evacuates his wounded daughter from the rubble of a destroyed house after an Israeli air strike in Gaza City, 16 May 2021. A total of 174 people have been killed in Israeli raids on Gaza, including 47 children and 29 women, the Palestinian Ministry of Health said on Sunday. In response violent confrontations between Israeli security forces and Palestinians in Jerusalem, various Palestinian militant factions in Gaza launched rocket attacks on Israel since 10 May, resulting in retaliatory strikes by Israel on Gaza. (Photo by Haitham Imad/EPA/EFE)